Memo : Passwords & accounts

What makes a good password (length, uniqueness) and the beginner mistakes to avoid.

Why the same password everywhere is dangerous: a single leak then opens all your accounts.

Handing your passwords to a vault: how it works and why it's safer than memory.

Adding a second barrier (code, app) so a stolen password is no longer enough to get in.

The often-forgotten weak link: securing recovery (email, secret questions) that attackers target first.